CN1531777A - 开路放大器之可程序对数增益调整 - Google Patents

开路放大器之可程序对数增益调整 Download PDF

Info

Publication number
CN1531777A
CN1531777A CNA028106342A CN02810634A CN1531777A CN 1531777 A CN1531777 A CN 1531777A CN A028106342 A CNA028106342 A CN A028106342A CN 02810634 A CN02810634 A CN 02810634A CN 1531777 A CN1531777 A CN 1531777A
Authority
CN
China
Prior art keywords
amplifier
resistance
output
input
voltage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CNA028106342A
Other languages
English (en)
Chinese (zh)
Inventor
S・赛勒斯安
S·赛勒斯安
T·布伦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Infineon Technologies AG
Infineon Technologies North America Corp
Original Assignee
Infineon Technologies AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Infineon Technologies AG filed Critical Infineon Technologies AG
Publication of CN1531777A publication Critical patent/CN1531777A/zh
Pending legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
    • H03F3/45197—Pl types
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0088—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using discontinuously variable devices, e.g. switch-operated
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
CNA028106342A 2001-05-25 2002-05-24 开路放大器之可程序对数增益调整 Pending CN1531777A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/866,147 2001-05-25
US09/866,147 US6570447B2 (en) 2001-05-25 2001-05-25 Programmable logarithmic gain adjustment for open-loop amplifiers

Publications (1)

Publication Number Publication Date
CN1531777A true CN1531777A (zh) 2004-09-22

Family

ID=25347018

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA028106342A Pending CN1531777A (zh) 2001-05-25 2002-05-24 开路放大器之可程序对数增益调整

Country Status (5)

Country Link
US (1) US6570447B2 (de)
EP (1) EP1405408B1 (de)
CN (1) CN1531777A (de)
DE (1) DE60213094T2 (de)
WO (1) WO2002097979A2 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106411312A (zh) * 2015-07-31 2017-02-15 晨星半导体股份有限公司 低电压差分信号驱动电路
US10209723B2 (en) 2015-07-24 2019-02-19 Mstar Semiconductor, Inc. Low-voltage differential signaling driving circuit

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6552865B2 (en) * 2001-05-25 2003-04-22 Infineon Technologies Ag Diagnostic system for a read/write channel in a disk drive
JP3920148B2 (ja) * 2002-05-28 2007-05-30 富士通株式会社 オペレーショナルトランスコンダクタンスアンプ及びオペレーショナルトランスコンダクタンスアンプを用いたａｇｃアンプ
US7002405B2 (en) * 2003-02-14 2006-02-21 Broadcom Corporation Linear low noise transconductance cell
TWI226070B (en) * 2003-02-19 2005-01-01 Realtek Semiconductor Corp Adjustable resistor
JP2004304775A (ja) * 2003-03-19 2004-10-28 Sanyo Electric Co Ltd 可変インピーダンス回路、可変利得型差動増幅器、乗算器、高周波回路および差動分布型増幅器
US7084704B2 (en) * 2003-07-31 2006-08-01 Skyworks Solutions, Inc. Variable gain amplifier system
KR100654459B1 (ko) * 2005-06-30 2006-12-06 삼성전자주식회사 광대역 저잡음 증폭기 및 상기 증폭기를 이용한 ｒｆ 신호증폭 방법
US20090027057A1 (en) * 2007-07-26 2009-01-29 Anderson John T Ethernet Electrometer
US20120188031A1 (en) * 2011-01-25 2012-07-26 Sigmamix Semiconductor, Inc. Programmable high-frequency high-gain equalizer for digital display interfaces
US8493149B2 (en) * 2011-08-25 2013-07-23 Fujitsu Limited Amplifier circuit with variable tuning precision
CN103916085B (zh) * 2013-01-05 2016-12-28 华为技术有限公司 连续可变增益放大器
FR3018648A1 (fr) * 2014-03-13 2015-09-18 St Microelectronics Alps Sas Circuit adapte a mettre en oeuvre une fonction de diode
CN108028628A (zh) * 2015-07-29 2018-05-11 Macom连接解决有限公司 具有受控增益阶的可编程增益放大器
DE102015117109A1 (de) 2015-10-07 2017-04-13 Infineon Technologies Ag Digital gesteuerte Ausgangsamplitude eines Analogsensorsignals
US10291207B2 (en) 2016-07-07 2019-05-14 Analog Devices, Inc. Wide range programmable resistor for discrete logarithmic control, and tuning circuit for variable gain active filter using same
CN110113017B (zh) * 2018-02-01 2023-09-08 马维尔亚洲私人有限公司 可变增益放大器装置与电力系统
CN114221627A (zh) * 2021-12-20 2022-03-22 上海迦美信芯通讯技术有限公司 采用负载可控阵列提升多增益档低噪声放大器线性度电路
EP4340220A1 (de) * 2022-09-15 2024-03-20 NXP USA, Inc. Verstärker mit programmierbarer verstärkung

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4791613A (en) 1983-09-21 1988-12-13 Inmos Corporation Bit line and column circuitry used in a semiconductor memory
US5384501A (en) * 1990-06-15 1995-01-24 Kabushiki Kaisha Toshiba Integration circuit including a differential amplifier having a variable transconductance
US5371475A (en) * 1993-06-03 1994-12-06 Northern Telecom Limited Low noise oscillators and tracking filters
GB9326464D0 (en) * 1993-12-24 1994-02-23 Philips Electronics Uk Ltd Receiver having an adjustable bandwidth filter
US5481909A (en) 1994-03-07 1996-01-09 Motorola, Inc. Apparatus and method for measuring reciprocating engine performance dependent on positional behavior of a member driven by engine torque
US5574678A (en) * 1995-03-01 1996-11-12 Lattice Semiconductor Corp. Continuous time programmable analog block architecture
US5642077A (en) * 1995-07-31 1997-06-24 Lucent Technologies Inc. Wide band constant gain amplifier
KR19990044005A (ko) 1996-06-21 1999-06-25 요트.게.아.롤페즈 의사 로그 이득 제어의 가변 이득 증폭기
JPH1168477A (ja) * 1997-08-12 1999-03-09 Nec Corp チューナブルｃｍｏｓ演算トランスコンダクタンス増幅器
US6133784A (en) * 1997-11-25 2000-10-17 Texas Instruments Incorporated Fast settling high pass filter with corner frequency adjusting circuit
US6005378A (en) 1998-03-05 1999-12-21 Impala Linear Corporation Compact low dropout voltage regulator using enhancement and depletion mode MOS transistors
TW395096B (en) 1998-08-13 2000-06-21 Winbond Electronics Corp Current switching circuit applying in a digital-to-analog converter and the method thereof
US6169503B1 (en) 1998-09-23 2001-01-02 Sandisk Corporation Programmable arrays for data conversions between analog and digital
IT1313379B1 (it) * 1999-01-18 2002-07-23 St Microelectronics Srl Trasconduttore mos con ampio campo di tarabilita'
US6127815A (en) 1999-03-01 2000-10-03 Linear Technology Corp. Circuit and method for reducing quiescent current in a switching regulator
US6316997B1 (en) * 2000-03-23 2001-11-13 International Business Machines Corporation CMOS amplifiers with multiple gain setting control

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10209723B2 (en) 2015-07-24 2019-02-19 Mstar Semiconductor, Inc. Low-voltage differential signaling driving circuit
CN106411312A (zh) * 2015-07-31 2017-02-15 晨星半导体股份有限公司 低电压差分信号驱动电路

Also Published As

Publication number Publication date
EP1405408B1 (de) 2006-07-12
WO2002097979A3 (en) 2004-01-29
WO2002097979A2 (en) 2002-12-05
US20020175758A1 (en) 2002-11-28
EP1405408A2 (de) 2004-04-07
DE60213094T2 (de) 2007-01-11
DE60213094D1 (de) 2006-08-24
US6570447B2 (en) 2003-05-27

Similar Documents

Publication Publication Date Title
CN1531777A (zh) 开路放大器之可程序对数增益调整
US5220207A (en) Load current monitor for MOS driver
Brehmer et al. Large swing CMOS power amplifier
US5642078A (en) Amplifier having frequency compensation by gain degeneration
US6784500B2 (en) High voltage integrated circuit amplifier
EP1931027A1 (de) Verstärker mit variabler verstärkung und steuerverfahren dafür
US7151409B2 (en) Programmable low noise amplifier and method
EP1488524A2 (de) Floating-gate-analogschaltung
JP2010537579A (ja) 適応型バイアシングを用いた高スイング演算増幅器出力段
EP0935849A4 (de) Leistungsendstufenschaltung mit niedriger impedanz sowie verfahren
JPH0870224A (ja) 出力緩衝増幅器
CN1575542A (zh) 具有斩波输入晶体管对的运算放大器
WO2002087072A2 (en) Bias method and circuit for distortion reduction
US20020089377A1 (en) Constant transconductance differential amplifier
US6737919B2 (en) Method and apparatus for calibrating a Gm cell utilizing a replica Gm cell
US4677323A (en) Field-effect transistor current switching circuit
US6603347B2 (en) Amplifier having controllable input impedance
US20040246760A1 (en) Amplification circuit
WO2001059926A1 (en) Differential amplifier with gain substantially independent of temperature
US4916338A (en) FET buffer amplifier
US6429685B1 (en) Integrated circuit and method of controlling output impedance
US6456161B2 (en) Enhanced slew rate in amplifier circuits
EP0762634A2 (de) Spannungsstromumsetzer mit MOS-Referenzwiderstand
US20030160599A1 (en) Controllable Current Source Assembly
Thomsen et al. A programmable piecewise linear large-signal CMOS amplifier

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C12 Rejection of a patent application after its publication
RJ01 Rejection of invention patent application after publication

Open date: 20040922